#36289B#36289B

#36289B is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.8% C 0.176 H 279.3°. Best body text is #FFFFFF at 10.86:1 contrast (WCAG AA passes).

Color values

HEX	#36289B
RGB	rgb(54, 40, 155)
HSL	hsl(247, 59%, 38%)
HSV	hsv(247, 74%, 61%)
CMYK	cmyk(65.2%, 74.2%, 0%, 39.2%)
CIE-LAB	lab(25.77, 40.86, -60.23)
CIE-LCH	lch(25.77, 72.78, 304.15°)
OKLab	oklab(37.78% 0.0285 -0.1738)
OKLCH	oklch(37.78% 0.176 279.3)
XYZ	xyz(8.1946, 4.6678, 31.4731)
Luminance	0.0467 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#36289B #8D9B28

analogous

#28549B #36289B #6F289B

triadic

#36289B #9B3628 #289B36

tetradic

#36289B #9B2854 #8D9B28 #289B6F

square

#36289B #9B2854 #8D9B28 #289B6F

split-complementary

#36289B #9B6F28 #549B28

monochromatic

#140F3A #251B6A #36289B #4735CB #7466D7

Accessibility & contrast

On white

10.86

#36289B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#36289B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #36289B

10.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##36289B	#FFFFFF	#000000	##FFFFFF
##36289B	1.00	10.86	1.93	10.86
#FFFFFF	10.86	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00419E

Deuteranopia (green-blind)

#003899

Tritanopia (blue-blind)

#00485F

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #36289b;
/* rgb */ color: rgb(54, 40, 155);
/* oklch */ color: oklch(37.8% 0.176 279.3);

Tailwind

colors: {
  custom: {
    50: '#7b64ba',
    500: '#36289b',
    950: '#000000',
  },
}

SCSS

$custom: #36289b;
$custom-light: #7b64ba;
$custom-dark: #000000;

JSON

{
  "hex": "#36289b",
  "rgb": {
    "r": 54,
    "g": 40,
    "b": 155
  },
  "hsl": {
    "h": 247.304,
    "s": 58.974,
    "l": 38.235
  },
  "oklch": {
    "l": 0.37779,
    "c": 0.17614,
    "h": 279.3
  },
  "luminance": 0.04668
}

Semantic roles & 50–950 ramp

primary

#36289B

secondary

#B2BD61

accent

#E246CF

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0512

muted

#7C7A81

Preview Lab

Preview with #36289B

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →